i.MX27 CPU: Add basic i.MX27 CPU support

Add basic i.MX27 CPU support

Signed-off-by: Juergen Beisert <j.beisert@pengutronix.de>

diff --git a/arch/arm/mach-mx2/Kconfig b/arch/arm/mach-mx2/Kconfig
index 23def05..6e7d724 100644
--- a/arch/arm/mach-mx2/Kconfig
+++ b/arch/arm/mach-mx2/Kconfig
@@ -1,5 +1,11 @@
 comment "MX2 family CPU support"
 	depends on ARCH_MX2
 
+config MACH_MX27
+	bool "i.MX27 support"
+	depends on ARCH_MX2
+	help
+	  This enables support for Freescale's MX2 based i.MX27 processor.
+
 comment "MX2 Platforms"
 	depends on ARCH_MX2